Samsung Galaxy Note II gets Android 4.1.2 update

The Note II has been selling very well for the Korean tech giant, so it's understandable that Samsung has been hard at work at getting all of the kinks out of the 4.1 Jelly Bean release.
This latest update is being pushed out now to both the international Galaxy Note II and international...

yeah..4.1.2 is available in India & has been tried by me. My phone has been upgraded but I'm not able to use use the ink-lock feature.Can anyone help me out on hw to use this feature? I tried going to settings -- lock options but that specific feature has been disabled. Pls help